Smog is not just a problem for L.A. In fact, as many of you probably know, Mexico City has some of the most polluted air in the world. To combat the popular trucks and various forms of el caminos that haven't seen a muffler they liked, a company called Vehizero is manufacturing hybrids in Mexico. The trucks save money on fuel and get tax and toll breaks. They're also extremely popular despite the funky looks. So much so the company has stopped taking orders while they build more. Hybrids definitely make sense in the commercial sector. Now where's the diesel-hybrid semi?